Finding the Fourth Proportional to 88,068,311.72, 121,527,182.59 and 50,900,999.31

Step by Step Solution

1. Step 1: Write the proportion equation
   88,068,311.72 : 121,527,182.59 = 50,900,999.31 : x
2. Step 2: Convert to fraction form
   88,068,311.72/121,527,182.59 = 50,900,999.31/x
3. Step 3: Cross multiply
   88,068,311.72x = 121,527,182.59 × 50,900,999.31
4. Step 4: Simplify right side
   88,068,311.72x = 6,185,855,037,203,328
5. Step 5: Solve for x
   x = 6,185,855,037,203,328/88,068,311.72
6. Step 6: Final answer
   x = 70,239,282.62